Belt guard for a roto-tiller



FIG. 1 is a side elevational view of a belt guard for a roto-tiller showing my new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a bottom plan view thereof; and

FIG. 6 is an elevational view thereof from the side opposite that shown in FIG. 1. 

The ornamental design for a belt guard for a roto-tiller, substantially as shown. 